PDS_VERSION_ID = "PDS3" DATA_SET_ID = "MEX-M-MRS-5-OCC-9102-V1.0" DATA_SET_NAME = "MARS EXPRESS MARS MRS 5 OCCULTATION 9102 V1.0" MISSION_ID = "MEX" MISSION_NAME = "MARS EXPRESS" ORBIT_NUMBER = 1212 PROCESSING_LEVEL_ID = 5 TARGET_NAME = "MARS" ^ATM_INFO = "M32ICL2L04_AIX_043622341_60.TXT" STANDARD_DATA_PRODUCT_ID = "IFMS2" OBSERVATION_TYPE = "OCCULTATION" INSTRUMENT_HOST_NAME = "MARS EXPRESS" INSTRUMENT_HOST_ID = "MEX" INSTRUMENT_NAME = "MARS EXPRESS ORBITER RADIO SCIENCE" INSTRUMENT_ID = "MRS" PRODUCER_ID = "RIU_COLOGNE" PRODUCER_FULL_NAME = "MARTIN PAETZOLD, PI" PRODUCER_INSTITUTION_NAME= "RHEINISCHES INSTITUT FUER UMWELTFORSCHUNG, PLANETENFORSCHUNG" SPACECRAFT_CLOCK_START_COUNT = "N/A" SPACECRAFT_CLOCK_STOP_COUNT = "N/A" DSN_STATION_NUMBER = 32 PRODUCT_CREATION_TIME = 2025-11-19T10:09:38.499 SOURCE_PRODUCT_ID = "M32ICL2L03_AIX_043622341_60.TAB" SOFTWARE_NAME = "MEX_ATM_PROFILES_V6.0" DESCRIPTION = "This file contains an atmospheric temperature-pressure profile derived from Mars Express radio occultation data. Raw samples of ground station receiver output were corrected for observing conditions and converted to bending angle as a function of impact parameter. These results were then inverted to refractive index as a function of radius via an Abel transform. Number density was obtained from the refractive index using a conversion formula appropriate to the composition of the atmosphere, which is known. Pressure and temperature profiles were derived by assuming hydrostatic balance and using the ideal gas law." OBJECT = FILE PRODUCT_ID = "M32ICL2L04_AIX_043622341_60.TAB" RECORD_TYPE = FIXED_LENGTH RECORD_BYTES = 276 FILE_RECORDS = 142 START_TIME = 2004-12-28T00:05:09.500 STOP_TIME = 2004-12-28T00:05:37.700 ^ATM_TABLE = "M32ICL2L04_AIX_043622341_60.TAB" OBJECT = ATM_TABLE ROWS = 142 COLUMNS = 26 ROW_BYTES = 276 INTERCHANGE_FORMAT = ASCII OBJECT = COLUMN NAME = "SAMPLE NUMBER" COLUMN_NUMBER = 1 DATA_TYPE = ASCII_INTEGER START_BYTE = 1 BYTES = 5 FORMAT = "I5" UNIT = "N/A" DESCRIPTION = "The number of this row in the table, starting from 1 in the first row." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "UTC TIME" COLUMN_NUMBER = 2 DATA_TYPE = TIME START_BYTE = 8 BYTES = 23 FORMAT = "A23" UNIT = "N/A" DESCRIPTION = "The UTC receiver date and time of this measurement, in the format CCYY-MM-DDTHH:MM:SS.sss" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "EPHEMERIS SECONDS" COLUMN_NUMBER = 3 DATA_TYPE = ASCII_REAL START_BYTE = 33 BYTES = 16 FORMAT = "F16.6" UNIT = "SECOND" DESCRIPTION = "Seconds from 12h 1 January 2000 TDB corresponding to UTC TIME (column 2); includes leap seconds." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "RADIUS" COLUMN_NUMBER = 4 DATA_TYPE = ASCII_REAL START_BYTE = 51 BYTES = 8 FORMAT = "F8.3" UNIT = "KILOMETER" DESCRIPTION = "Measurement radius with respect to the center of the mass." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "LATITUDE" COLUMN_NUMBER = 5 DATA_TYPE = ASCII_REAL START_BYTE = 61 BYTES = 6 FORMAT = "F6.2" UNIT = "DEGREE" DESCRIPTION = "Areocentric (north) latitude of measurement." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "LONGITUDE" COLUMN_NUMBER = 6 DATA_TYPE = ASCII_REAL START_BYTE = 69 BYTES = 6 FORMAT = "F6.2" UNIT = "DEGREE" DESCRIPTION = "Areocentric (east) longitude of measurement in body fixed coordinates." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "GEOPOTENTIAL" COLUMN_NUMBER = 7 DATA_TYPE = ASCII_REAL START_BYTE = 77 BYTES = 8 FORMAT = "F8.0" UNIT = "METER SQUARED PER SECOND SQUARED" DESCRIPTION = "Geopotential at measurement location (RADIUS, LATITUDE, LONGITUDE). A reference value of 12652811 m^2/s^2 has been subtracted." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "GEOPOTENTIAL HEIGHT" COLUMN_NUMBER = 8 DATA_TYPE = ASCII_REAL START_BYTE = 87 BYTES = 7 FORMAT = "F7.3" UNIT = "KILOMETER" DESCRIPTION = "Geopotential height calculated from GEOPOTENTIAL (column 7)." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "PRESSURE (LOWER BOUNDARY CONDITION)" COLUMN_NUMBER = 9 DATA_TYPE = ASCII_REAL START_BYTE = 96 BYTES = 11 FORMAT = "F11.3" UNIT = "PASCAL" DESCRIPTION = "Atmospheric pressure at RADIUS calculated using the lowest upper boundary condition for TEMPERATURE. Values of boundary conditions are listed in *.TXT-file" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "SIGMA PRESSURE (LOWER BOUNDARY CONDITION)" COLUMN_NUMBER = 10 DATA_TYPE = ASCII_REAL START_BYTE = 109 BYTES = 7 FORMAT = "F7.3" UNIT = "PASCAL" DESCRIPTION = "One standard deviation uncertainty in PRESSURE (LOWER BOUNDARY CONDITION)." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "PRESSURE (MEDIUM BOUNDARY CONDITION)" COLUMN_NUMBER = 11 DATA_TYPE = ASCII_REAL START_BYTE = 118 BYTES = 11 FORMAT = "F11.3" UNIT = "PASCAL" DESCRIPTION = "Atmospheric pressure at RADIUS calculated using the medium upper boundary condition for TEMPERATURE. Values of boundary conditions are listed in *.TXT-file" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "SIGMA PRESSURE (MEDIUM BOUNDARY CONDITION)" COLUMN_NUMBER = 12 DATA_TYPE = ASCII_REAL START_BYTE = 131 BYTES = 7 FORMAT = "F7.3" UNIT = "PASCAL" DESCRIPTION = "One standard deviation uncertainty in PRESSURE (MEDIUM BOUNDARY CONDITION)." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "PRESSURE (UPPER BOUNDARY CONDITION)" COLUMN_NUMBER = 13 DATA_TYPE = ASCII_REAL START_BYTE = 140 BYTES = 11 FORMAT = "F11.3" UNIT = "PASCAL" DESCRIPTION = "Atmospheric pressure at RADIUS calculated using the highest upper boundary condition for TEMPERATURE. Values of boundary conditions are listed in *.TXT-file" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "SIGMA PRESSURE (UPPER BOUNDARY CONDITION)" COLUMN_NUMBER = 14 DATA_TYPE = ASCII_REAL START_BYTE = 153 BYTES = 7 FORMAT = "F7.3" UNIT = "PASCAL" DESCRIPTION = "One standard deviation uncertainty in PRESSURE (UPPER BOUNDARY CONDITION)." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "TEMPERATURE (LOWER BOUNDARY CONDITION)" COLUMN_NUMBER = 15 DATA_TYPE = ASCII_REAL START_BYTE = 162 BYTES = 7 FORMAT = "F7.3" UNIT = "KELVIN" DESCRIPTION = "Atmospheric temperature at RADIUS calculated using the lowest upper boundary condition for TEMPERATURE. Values of boundary conditions are listed in *.TXT-file" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "SIGMA TEMPERATURE (LOWER BOUNDARY CONDITION)" COLUMN_NUMBER = 16 DATA_TYPE = ASCII_REAL START_BYTE = 171 BYTES = 6 FORMAT = "F6.3" UNIT = "KELVIN" DESCRIPTION = "One standard deviation uncertainty in TEMPERATURE (LOWER BOUNDARY CONDITION)." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "TEMPERATURE (MEDIUM BOUNDARY CONDITION)" COLUMN_NUMBER = 17 DATA_TYPE = ASCII_REAL START_BYTE = 179 BYTES = 7 FORMAT = "F7.3" UNIT = "KELVIN" DESCRIPTION = "Atmospheric temperature at RADIUS calculated using the medium upper boundary condition for TEMPERATURE. Values of boundary conditions are listed in *.TXT-file" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "SIGMA TEMPERATURE (MEDIUM BOUNDARY CONDITION)" COLUMN_NUMBER = 18 DATA_TYPE = ASCII_REAL START_BYTE = 188 BYTES = 6 FORMAT = "F6.3" UNIT = "KELVIN" DESCRIPTION = "One standard deviation uncertainty in TEMPERATURE (MEDIUM BOUNDARY CONDITION)." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "TEMPERATURE (UPPER BOUNDARY CONDITION)" COLUMN_NUMBER = 19 DATA_TYPE = ASCII_REAL START_BYTE = 196 BYTES = 7 FORMAT = "F7.3" UNIT = "KELVIN" DESCRIPTION = "Atmospheric temperature at RADIUS calculated using the highest upper boundary condition for TEMPERATURE. Values of boundary conditions are listed in *.TXT-file" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "SIGMA TEMPERATURE (UPPER BOUNDARY CONDITION)" COLUMN_NUMBER = 20 DATA_TYPE = ASCII_REAL START_BYTE = 205 BYTES = 6 FORMAT = "F6.3" UNIT = "KELVIN" DESCRIPTION = "One standard deviation uncertainty in TEMPERATURE (UPPER BOUNDARY CONDITION)." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "NUMBER DENSITY" COLUMN_NUMBER = 21 DATA_TYPE = ASCII_REAL START_BYTE = 213 BYTES = 11 FORMAT = "E11.5" UNIT = "1 PER CUBIC METER" DESCRIPTION = "Molecular number density of the atmosphere at RADIUS." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "SIGMA NUMBER DENSITY" COLUMN_NUMBER = 22 DATA_TYPE = ASCII_REAL START_BYTE = 226 BYTES = 8 FORMAT = "E8.2" UNIT = "1 PER CUBIC METER" DESCRIPTION = "One standard deviation uncertainty in NUMBER DENSITY." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "RAYPARAMETER" COLUMN_NUMBER = 23 DATA_TYPE = ASCII_REAL START_BYTE = 236 BYTES = 10 FORMAT = "F10.3" UNIT = "KILOMETER" DESCRIPTION = "Distance of the ray asymptotes to the planet. The value is defined as the distance between the ray asymptote and the center of the planet." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "BENDING ANGLE" COLUMN_NUMBER = 24 DATA_TYPE = ASCII_REAL START_BYTE = 248 BYTES = 13 FORMAT = "F13.6" UNIT = "MICRORADIAN" DESCRIPTION = "Total bending angle measured as the angle between the ray asymptotes of the radio ray link." END_OBJECT = COLUMN OBJECT = COLUMN NAME = "SIGNAL LEVEL" COLUMN_NUMBER = 25 DATA_TYPE = ASCII_REAL START_BYTE = 263 BYTES = 5 FORMAT = "F5.1" UNIT = "DECIBEL RELATIVE TO ONE MILLIWATT" DESCRIPTION = "Signal level from AGC in decibels relative to one milliwatt (dBm). For open loop this value is set to -999.9" END_OBJECT = COLUMN OBJECT = COLUMN NAME = "FRESNEL RADIUS" COLUMN_NUMBER = 26 DATA_TYPE = ASCII_REAL START_BYTE = 270 BYTES = 5 FORMAT = "F5.2" UNIT = "KILOMETER" DESCRIPTION = "Fresnel radius, defined as SQRT(lambda*D) with the wavelength lambda and the spacecraft-to-limb-distance D." END_OBJECT = COLUMN END_OBJECT = ATM_TABLE END_OBJECT = FILE END